Home / 417,019.20-575,274.48-263,799.36

Finding the Fourth Proportional to 417,019.20, 575,274.48 and 263,799.36

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Solution

The fourth proportional to 417,019.20, 575,274.48 and 263,799.36 is: 363,909.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,019.20 : 575,274.48 = 263,799.36 : x
  2. Step 2: Convert to fraction form
    417,019.20/575,274.48 = 263,799.36/x
  3. Step 3: Cross multiply
    417,019.20x = 575,274.48 × 263,799.36
  4. Step 4: Simplify right side
    417,019.20x = 151,757,039,648.33
  5. Step 5: Solve for x
    x = 151,757,039,648.33/417,019.20
  6. Step 6: Final answer
    x = 363,909.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.